Foot bath



FIG. 1 is a front, right side, top perspective view of a foot bath showing my new design;

FIG. 2 is a rear, left side, bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the figures are for purposes of illustrating portions of the foot bath which form no part of the claimed design. 

CLAIM The ornamental design for a foot bath, as shown and described. 